CN217544295U

CN217544295U - Portable maintenance device of wind power transformer

Info

Publication number: CN217544295U
Application number: CN202221627333.3U
Authority: CN
Inventors: 张元�; 阿拉塔; 沈海
Original assignee: Datang Tongliao Huolinhe New Energy Co ltd
Current assignee: Datang Tongliao Huolinhe New Energy Co ltd
Priority date: 2022-06-27
Filing date: 2022-06-27
Publication date: 2022-10-04
Anticipated expiration: 2032-06-27

Abstract

The utility model discloses a portable maintenance device for a wind power transformer, which comprises a movable box frame, a fixed box frame, a limiting movable rod, a sliding groove, a sliding rod, a lifting support frame, a limiting groove and a plugboard; the slide bar is of an F-shaped structure, and a bar body of the slide bar can perform telescopic movement in the slide groove; the tail end of the sliding rod is hinged with the tail end of the lifting support frame; the fixed box frame corresponds to the middle position of the lifting support frame and is fixed with a limiting groove; the limiting groove is provided with a screw for limiting the lifting support frame to move upwards; the bottom surface and two sides of the fixed box frame are open, and the whole fixed box frame is of a U-shaped structure with three connected plates; the movable box frame is nested on the outer side of the fixed box frame; the tail end of the movable box frame and the tail end of the fixed box frame are provided with a limiting movable rod in a penetrating way; the open position that the activity case frame corresponds fixed case frame all is equipped with the face, and the face of activity case frame is fixed with the curb plate equally with the parallel one side of fixed case frame, makes the face of activity case frame and fixed case frame form the intermediate layer.

Description

Portable maintenance device of wind power transformer

Technical Field

The utility model relates to a box transformer technical field, concretely relates to portable maintenance device of wind-powered electricity generation transformer.

Background

At present, sustainable development is vigorously advocated in China, and wind power is rapidly developed as a renewable energy source. According to the measurement and calculation of related data, the installed capacity of wind power in China in 2010 reaches 500 ten thousand kilowatts, and in 2025, the installed capacity of wind power in China reaches 4500 thousand kilowatts. As a key device of a wind power generation system, a wind power combination transformer technology has also been rapidly developed. In China, areas with rich wind resources are generally concentrated in coastal areas, northeast areas and northwest areas, and transformers operate in the field. Salt fog resistance, mould resistance and moisture resistance need to be considered in coastal areas; the influence of low temperature, severe cold and sand wind should be considered in the northeast and northwest areas. Therefore, the service condition of the wind power transformer is severe, and the wind power transformer is higher in maintenance rate than other transformers.

The position of the position relation of a part of wind power transformers is not on the ground, but is a distance away from the ground, the position is relatively embarrassed for maintenance, a foothold is not set for maintenance personnel to stand, the maintenance personnel cannot reach the condition of maintenance at the height of the ground, before maintenance is caused, the maintenance platform needs to be built by the personnel firstly, the time is long, and the working efficiency is low.

The utility model has the following contents:

according to the not enough of prior art, the utility model provides a portable maintenance device of wind power transformer, but the device centre gripping is fixed in wind power transformer's door frame. Be convenient for provide interim maintenance platform, the device is and be equipped with the box outward, as the toolbox at ordinary times, conveniently carries and draws to can deposit simultaneously and overhaul the saddlebag.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

a portable maintenance device for a wind power transformer comprises a movable box frame, a fixed box frame, a limiting movable rod, a sliding groove, a sliding rod, a lifting support frame, a limiting groove and a plugboard; the method is characterized in that: the slide bar is of an F-shaped structure, and a bar body of the slide bar can perform telescopic movement in the slide groove; the sliding groove is fixed on the inner side of the fixed box frame; the tail end of the sliding rod is hinged with the tail end of the lifting support frame; the fixed box frame corresponds to the middle position of the lifting support frame and is fixed with a limiting groove; the limiting groove is provided with a screw for limiting the lifting support frame to move upwards;

the bottom surface and two sides of the fixed box frame are open, and the whole fixed box frame is of a U-shaped structure with three connecting plates; the movable box frame is nested on the outer side of the fixed box frame; the tail end of the movable box frame and the tail end of the fixed box frame are provided with a limiting movable rod in a penetrating way; the open position that the activity case frame corresponds fixed case frame all is equipped with the face, and the face of activity case frame is fixed with the curb plate with the parallel one side of fixed case frame equally, makes the face of activity case frame and fixed case frame form the intermediate layer.

Preferably, the tail end of the maintenance table top of the fixed box frame is provided with an inserting plate, and the movable box frame is provided with a slot corresponding to the inserting plate.

Preferably, the two sides of the movable box frame are provided with protrusions for lifting

Preferably, the limiting groove is provided with an adjusting gear corresponding to the hole position of the screw.

Preferably, the front end of the lifting support frame is parallel to the sliding rod.

Preferably, the inner side of the opening of the bottom surface of the fixed box frame is provided with a connecting column for supporting.

Preferably, the position of the fixed box frame corresponding to the slide bar is provided with a long hole, and the position of the hole is provided with a groove.

Preferably, the position of the fixed box frame corresponding to the lifting support frame is provided with an adjusting hole.

The utility model discloses beneficial effect has following several:

1. the device has two use forms, when the platform is required to be repaired, the sliding rod is required to be pulled out from the groove, the end F-shaped clamping groove of the sliding rod is clamped into the position of the doorframe of the cabinet body of the transformer, and a worker can pull up the movable outer frame for protection after going. The convenient interim foothold that provides the maintenance.

2. The device overhauls the back that finishes, withdraws the slide bar, and movable box moves down, makes it form the box structure, and the box is except hiding the protection bearing structure, and article such as maintenance saddlebag can be placed in the intermediate layer space of formation, improve the portability.

Description of the drawings:

in order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the whole hanging structure of the utility model.

Fig. 2 is a schematic view of the case-loading lifting structure of the present invention.

Fig. 3 is a schematic view of the lifting structure of the movable box frame of the present invention.

Fig. 4 is a schematic view of the descending internal structure of the movable box frame of the present invention.

Fig. 5 is a schematic diagram of the internal structure of the movable box frame.

In the figure, a movable box frame 1, a fixed box frame 2, a limiting movable rod 3, a sliding groove 4, a sliding rod 5, a lifting support frame 6, a limiting groove 7, an inserting plate 8, an interlayer 9, a protrusion 10, a connecting column 11, a long hole 12, a groove 13 and a transformer door frame 14.

The specific implementation mode is as follows:

as shown in fig. 1, 2 and 4, a portable overhaul device for a wind power transformer mainly comprises a movable box frame 1, a fixed box frame 2, a limiting movable rod 3, a sliding groove 4, a sliding rod 5, a lifting support frame 6, a limiting groove 7 and an inserting plate 8; the sliding rod 5 is in an F-shaped structure, the rod body of the sliding rod 5 can stretch and retract in the sliding groove 4, the end part of the F-shaped structure can be clamped on a transformer doorframe 14, and the structure can stretch and retract and can be drawn out when used without being fixed. The chute 4 is fixed on the inner side of the fixed box frame 2; the tail end of the sliding rod 5 is hinged with the tail end of the lifting support frame 6, the front end of the lifting support frame 6 is parallel to the sliding rod 5, and the lifting support frame 6 can be used as a lifting handle of the box body. The fixed box frame 2 corresponds to the middle position of the lifting support frame 6 and is fixed with a limit groove 7; the limiting groove 7 is provided with a screw rod for limiting the upward movement of the lifting support frame 6; the hole site that restriction groove 7 corresponds screw rod department sets up the regulation gear, and fixed case frame 2 corresponds and draws and carry 6 positions of lifting support frame and be equipped with the regulation hole.

As shown in fig. 2, 3 and 5, the bottom surface and both sides of the fixed box frame 2 are open, the whole fixed box frame 2 is of a U-shaped structure with three connecting plates, and the inner side of the opening of the bottom surface of the fixed box frame 2 is provided with a connecting column 11 for supporting. Fixed case frame 2's outside nestification has movable case frame 1, and the both sides of movable case frame 1 are equipped with the arch 10 that is used for carrying and draws, and fixed case frame 2's maintenance mesa end is equipped with picture peg 8, and movable case frame 1 corresponds the picture peg 8 position and is equipped with the slot, and when carrying and drawing movable case frame 1 back, it is spacing to need carry on through picture peg 8. The terminal of activity case frame 1 wears to be equipped with spacing movable rod 3 with the terminal of fixed case frame 2, and spacing movable rod 3 guarantees that activity case frame 1 can go up and down simultaneously, also can guarantee that activity case frame 1 can not break away from fixed case frame 2, can accomplish the switching of two kinds of forms. The uncovered position that activity case frame 1 corresponds fixed case frame 2 all is equipped with the face, and the face of activity case frame 1 is fixed with the curb plate with the parallel one side of fixed case frame 2 equally, makes the face of activity case frame 1 and fixed case frame 2 form intermediate layer 9, for depositing the space in the intermediate layer 9, and this space can compress after activity case frame 1 rises, needs to deposit the instrument with inside and takes out in advance. The position of the fixed box frame 2 corresponding to the slide bar 5 is provided with a long hole 12, and the position of the hole is provided with a groove 13.

The working principle is as follows:

when needing to overhaul, need take out the interior maintenance instrument of intermediate layer 9 of box earlier, then pull out slide bar 5, after pulling out slide bar 5, block the F type end portion of slide bar 5 on the door frame of transformer, carry the top of drawing the bracing piece and withstand the door frame below and form the support, form and support the back, after the maintainer took maintenance instrument to climb up the maintenance platform, upwards promoted the arch 10 of maintenance platform both sides, then insert the slot to picture peg 8 in, can accomplish fixed beginning maintenance. It should be noted that the supporting strength of the maintenance platform is completely based on the strength of the transformer door frame 14, and is generally only suitable for temporary use in large equipment such as a wind power transformer under the condition of high strength of the door frame, and if the fixing mode is not separately described, the maintenance platform is welded or screwed by using the general technical means of the technicians in the industry.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A portable maintenance device for a wind power transformer comprises a movable box frame, a fixed box frame, a limiting movable rod, a sliding groove, a sliding rod, a lifting support frame, a limiting groove and a plugboard; the method is characterized in that: the slide bar is of an F-shaped structure, and a bar body of the slide bar can perform telescopic movement in the slide groove; the sliding chute is fixed on the inner side of the fixed box frame; the tail end of the sliding rod is hinged with the tail end of the lifting support frame; the fixed box frame corresponds to the middle position of the lifting support frame and is fixed with a limiting groove; the limiting groove is provided with a screw for limiting the lifting support frame to move upwards;

the bottom surface and two sides of the fixed box frame are open, and the whole fixed box frame is of a U-shaped structure with three connecting plates; the movable box frame is nested on the outer side of the fixed box frame; the tail ends of the movable box frame and the fixed box frame are provided with a limiting movable rod in a penetrating way; the open position that the activity case frame corresponds fixed case frame all is equipped with the face, and the face of activity case frame is fixed with the curb plate equally with the parallel one side of fixed case frame, makes the face of activity case frame and fixed case frame form the intermediate layer.

2. The portable wind power transformer overhauling device according to claim 1, wherein: the tail end of the maintenance table board of the fixed box frame is provided with an inserting plate, and the movable box frame is provided with a slot corresponding to the inserting plate.

3. The portable overhauling device for the wind power transformer as recited in claim 2, wherein: and bulges for lifting are arranged on two sides of the movable box frame.

4. The portable wind power transformer overhauling device according to claim 1, wherein: and the limiting groove is provided with an adjusting gear corresponding to the hole position of the screw rod.

5. The portable overhauling device for the wind power transformer as recited in claim 1, wherein: the front end of the lifting support frame is parallel to the sliding rod.

6. The portable wind power transformer overhauling device according to claim 2, wherein: the inner side of the opening of the bottom surface of the fixed box frame is provided with a connecting column for supporting.

7. The portable wind power transformer overhauling device according to claim 6, wherein: the position of the fixed box frame corresponding to the slide rod is provided with a long hole, and a groove is arranged at the position of the hole.

8. The portable wind power transformer overhauling device according to claim 7, wherein: the fixed box frame is provided with adjusting holes corresponding to the positions of the lifting support frames.